某幼儿园买来118支铅笔,按人数分配给甲、乙、丙三个班,甲、乙两个班的人数比为3:4,乙、丙两班的人数比为5:6.三个班各分到铅笔几支?
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/05 22:59:38
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